Question

An organization is granted the block 130.34.12.64/26. The organization needs four subnetworks, each with an equal number of hosts. What is the number of addresses to each subnetwork?

(a) 4

(b) 16

(c) 8

(d) 32

The question was asked in a national level competition.

My question is from Designing Subnets in division Internet Protocol, Network Addressing and Transport Level Security of Cryptograph & Network Security

Answer 1

Correct answer is (b) 16

For explanation: N = 2^(32-36) = 64.

Nsub= N/No. of subnetworks = 64/4 = 16.